1-25
Pioneer Gold 3.00 Controller Technical Guide
Figure 1-12: Pioneer Gold Controller LED Locations
TROUBLESHOOTING
Pioneer Gold Controller LED Diagnostics
STATUS LEDs
I/O BOARD
POWER LED
ALARM LED
WATERSIDE ECONOMIZER LED
MOTORIZED WATER VALVE / PUMP LED
HOT GAS REHEAT VALVE LED
COMPRESSOR STAGE 2 LED
COMPRESSOR STAGE 1 LED
REVERSING VALVE LED
SUPPLY FAN HIGH SPEED LED
LM2904
M2904
B
L
T
B
t
.
L
A
B
O
R
T
I
E
S
A
R
O
.
T
E
S
T
R
I
G
N
A
C
n
e
2019WXX
SUPPLY FAN LOW SPEED LED
ELECTRIC HEAT STAGE 1 LED
NOT USED
NOT USED
NOT USED
CPU BOARD POWER
MODBUS EXPANSION/T-STAT LED
BACnet/BAS LED
STAT1
STAT2